Top Rated Auto Diagnostic Shops Serving Gilroy, CA

If you really care about choosing a quality auto diagnostic shop, we’re here for you. Here’s your access to the best auto diagnostic shops serving Gilroy including 95020 and 95021. These vehicle experts provide diagnostic scanning and fault code interpretation, and they also work on radiator repair, wheel repair and diagnostic codes. For 22 years we’ve conducted the most accurate ratings and deepest research of local shops, so you’ll be confident in choosing.

  • Last Updated Dec 05, 2025
  • 2,184 people sourced companies in Auto Diagnostics
    829 Verified Auto Diagnostics Customers Surveyed
829
2184
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A1 Performance Auto Repair

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A1 Performance Auto Repair is a Sunnyvale-based general repair shop that specializes in emissions work (smog testing, certification and smog-related r...
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Main Services

Auto Repair
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Additional Services

Computer Diagnostics, Emissions Work, General Auto Repair, Warranty Work

Coverage Areas

Santa Clara County

Walk-Ins Welcome
Walk-Ins Welcome
Established in 2000
Established in 2000
Weekend Hours
Weekend Hours
Appointments Available
Appointments Available
Diamond Certified Video Profile
Auto Repair - A1 Performance Auto Repair - Santa Clara County
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Diamond Certified Company Report
Owner Cliff Do is a veteran of the auto repair industry.-A1 Performance Auto Repair
Owner Cliff Do is a veteran of the auto repair industry.
Expert Contributions
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  • 273
  • Rating Surveys
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  • 26
  • Photos
    & Videos
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  • 5
  • Researched Articles
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    771 North Mathilda Ave, Unit F, Sunnyvale, CA 94085
    Hours CLOSED NOW
    License:
    209667
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    Renson Automotive

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    Renson Automotive offers a variety of repair services to Santa Clara County drivers, including smog tests, brake systems, fuel injections, engine and ...
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    Main Services

    Auto Repair
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    Auto Smog
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    Auto - Oil Change
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    Additional Services

    Complete Range of Auto Repairs, Diagnostics of All Kinds, Maintenance Services, Smog Tests, Air Conditioning Repairs, Transmissions, Timing Belts, Brakes

    Coverage Areas

    Santa Clara County

    Family Owned
    Family Owned
    Walk-Ins Welcome
    Walk-Ins Welcome
    Established in 1976
    Established in 1976
    Appointments Available
    Appointments Available
    Diamond Certified Video Profile
    Auto Repair - Renson Automotive - Santa Clara County
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    Diamond Certified Company Report
    Eric Murguia, President-Renson Automotive
    Eric Murguia, President
    Expert Contributions
    ratings icon
    • 262
    • Rating Surveys
    video icon
    • 13
    • Photos
      & Videos
    articles icon
    • 5
    • Researched Articles
      • Quick Connect
      1436 White Oaks Road Suite 9, Campbell, CA 95008
      Hours CLOSED NOW
      License:
      302314
      Learn how to choose a Auto Diagnostics and more…

      Diamond Certified Auto Diagnostic Shops Serve These Gilroy ZIP Codes

      95020, 95021

      Diamond Certified Auto Diagnostic Shops In Gilroy

      Diamond Certified auto diagnostic shops serving Gilroy are rated an average of 4.6 out of 5 stars based on 659 reviews of 9 rated auto diagnostic shops.
      Diamond Certified auto diagnostic shops in Gilroy Avg. Star Rating.

        Map of Gilroy, CA

        Gilroy was founded in 1798, and today, your 51,450 neighbors enjoy scavenger hunts, potlucks, beer tasting, spa treatments and outdoor festivals. Gilroyans use Diamond Certified auto diagnostic shops for brake repair, wheel repair, diagnostic testing, diagnostic equipment, diagnostic scanning, and more.

        Frequently Asked Questions for Auto Diagnostics in Gilroy, CA
        Q: What are customers of Diamond Certified auto diagnostic shops saying about shops in Gilroy, CA?
        A: Verified Renson Automotive Customer, one of 262
        "They're very thorough in the diagnosis of the car and they do a good job with the repairs. They're very responsive." -Lindsay W.
        All Survey Responses for Renson Automotive
        Verified A1 Performance Auto Repair Customer, one of 273
        "They take care of you. They took care of me right away on the day my car needed service. " -Robert M.
        All Survey Responses for A1 Performance Auto Repair
        Q: What are some of the most popular brands that Diamond Certified auto diagnostic shops use when working with Gilroy residents?
        A: Diamond Certified auto diagnostic shops use top-quality brands like Autoboss Tools, ScanTool.net LLC, Topdon, Ltd. and Carman International Co..
        Q: What types of auto repair do auto diagnostic shops offer?
        A: Auto diagnostic shops typically offer two types of fault code interpretation: generic and manufacturer-specific. Generic fault codes are universal and can be used to diagnose problems with any make and model of vehicle. Manufacturer-specific fault codes, on the other hand, are specific to the make and model of the vehicle being diagnosed and provide more detailed information about the cause of the problem.
        Q: Can Diamond Certified auto diagnostic shops work with Snap-on Diagnostics products and similar items so I can get diagnostic scanning in Gilroy?
        A: Yes, Diamond Certified auto diagnostic shops in Gilroy work with Snap-on Diagnostics products and similar items.
        Q: What did people search for when they wanted to find the best quality auto diagnostic shops in Gilroy?
        A: Diagnostic Scanning
        Radiator Repair
        Diagnostic Scanning
        Car Maintenance
        Wheel Repair

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